Mesa, AZ

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13.5x1 LH to 1/2x28 Thread adapter & Over Sized Thread Protector (.90" OD) for 9mm MPX Sig Sauer for 9mm with 13.5x1 LH threads. This adapter will enable the use of a more common threaded muzzle brake, compensator or suppressor. Machined steel, with wrench flats, finished in durable black oxide.